What purpose does the tail of a sperm serve?

Important Questions on Reproduction in Animals

EASY

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 6>Q 1

What would happen if the fusion of sperm and ova does not take place?

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 6>Q 2

Why do animals give birth to their babies?

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 6>Q 3

Think what would happen if all the animals stopped giving birth to their babies.

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 7>Q 1

Do all young ones (offspring) resemble their parents?

EASY

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 7>Q 2

Why do frogs croak in the rainy season?

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 8>Q 1

When did gill slits disappear? (With reference to Frog)

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 8>Q 2

When did the tail completely disappear? (With reference to Frog)

MEDIUM

8th Telangana Board

IMPORTANT

Biology Class 8>Chapter 4 - Reproduction in Animals>Exercise 8>Q 3

How long does it take for the tadpole to transform into an adult frog?